Alex DiLeonardo

Chief People Officer


Alex DiLeonardo is Chief People Officer for Citadel Securities. He is responsible for leading the complete career lifecycle for the firm’s global team, including recruiting, learning and talent development, performance management, and other critical aspects of the employee experience. Alex and his team support organizational development to ensure that Citadel Securities remains the premier destination for the world’s most talented traders, researchers, and engineers.

Alex joined Citadel Securities from Activision Blizzard, where he led the talent organization. Prior to that, he was a partner at McKinsey, where he supported some of the world’s leading organizations with their most pressing talent-related priorities.

Educated at Carnegie Mellon University, Alex holds a bachelor’s degree in business administration from the Tepper School of Business and a master’s degree in public policy and management from the Heinz College of Information Systems and Public Policy.​

He is a guest lecturer at Harvard Business School, the Wharton School of University of Pennsylvania, the Imperial College Business School in London, and the Hong Kong University of Science and Technology.